Sync with Tramp 2.2.6.

* tramp.texi (Bug Reports): Cleanup caches before a test run.

* trampver.texi: Update release number.

doc/misc/ChangeLog

+2012-09-12  Michael Albinus  <michael.albinus@gmx.de>
+
+	Sync with Tramp 2.2.6.
+
+	* tramp.texi (Bug Reports): Cleanup caches before a test run.
+
+	* trampver.texi: Update release number.
+
 2012-09-12  Paul Eggert  <eggert@cs.ucla.edu>
 
 	* texinfo.tex: Merge from gnulib.

doc/misc/trampver.texi

@@ -8,7 +8,7 @@
 @c In the Tramp CVS, the version number is auto-frobbed from
 @c configure.ac, so you should edit that file and run
 @c "autoconf && ./configure" to change the version number.
-@set trampver 2.2.6-pre
+@set trampver 2.2.6
 
 @c Other flags from configuration
 @set instprefix /usr/local